Roger Williams National Memorial in June
June at Roger Williams National Memorial averages a daytime high near 78°F and an overnight low around 59°F, with about 3.8" of precipitation. Visitation runs about 1.6× the park's average month, which makes June a very busy month here.
- Average low
- 59°F
- Average high
- 78°F
Range across the year: 22°F to 84°F
- Precipitation
- 3.8 in
- Daylight
- 15.0 hours
Roughly 14% of the park's yearly visitors come in June: roughly 6,400 recreation visits in a typical year, based on National Park Service monthly counts from 1979 to 2025.
That makes June the 2nd-busiest of the park's twelve months, sitting between the July peak (1.8×) and the January low (0.2×).
On our Best Time to Visit score June rates 57/100 ("Fair"). Our recommended month is May: pleasant weather with noticeably thinner crowds (shoulder season).
The daily average of about 68°F is a comfortable range for hiking and being outdoors all day. These figures are 1991–2020 NOAA climate normals from the nearest station, about 7.5 miles from the park.
June falls inside the park's busiest stretch: June, July and August together pull about 42% of the year's visitors, so a visit this month means sharing the park with the peak-season crowd.
You'll have about 15 hours of daylight in June to explore — near the year-round maximum.
Park-wide, 2025 drew 38,959 recreation visits, down 9.9% from 43,242 in 2024.
Across the past decade overall visitation has eased about 41.4%, so June may feel a touch quieter than it once did.
How June compares with the months around it
| Month | Avg high / low | Crowds | Best-time score |
|---|---|---|---|
| May | 69°F / 49°F | 1.2× Busy | 58 Fair |
| June | 78°F / 59°F | 1.6× Very busy | 57 Fair |
| July | 84°F / 65°F | 1.8× Very busy | 46 Fair |
All twelve months at Roger Williams, with the best time to visit.
Frequently Asked Questions
June averages a daytime high near 78°F and an overnight low around 59°F at Roger Williams National Memorial, with about 3.8 inches of precipitation. These are 1991–2020 NOAA climate normals from the nearest station, about 7.5 miles from the park, so conditions inside the park can differ, especially at other elevations.
June is very busy at Roger Williams National Memorial (about 1.6× the average month). Our best-time score rates it "Fair" at 57/100. Our recommended month is May.
The busiest month is July and the quietest is January. June sits at about 1.6× the park's average, or 14% of annual visitation.
A typical June sees about 6,000 recreation visits at Roger Williams National Memorial, based on National Park Service monthly counts from 1979–2025.
Where to stay near Roger Williams in June
Booking a June trip to Roger Williams National Memorial? Compare hotels, cabins and vacation rentals near the park with live June availability and prices.
Top-rated places to stay near Roger Williams
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See the full ranking of the best national parks to visit in June.
Source: National Park Service Visitor Use Statistics (1979–2025), NOAA NCEI Climate Normals 1991–2020. Updated 2026-10-11.